<!DOCTYPE html>
<html>
	<head>
		<meta charset="utf-8">
		<title></title>
	<script type="text/javascript">
		var i= 1;
		counter = 0; //用于计数
		while(i <= 100){
		if((i%7==0)||(i%10)==7)
		counter++;
		}
		console.log(counter)
	</script>
	</head>
	<body>
		
	</body>
</html>
